Science

Monday, 29 June 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Cosmos
A memento of annihilation–the Chicxulub crater.
It is located on the Yucatan peninsula under the waters of the Gulf of Mexico. The crater was formed ...
Earth
It is similar with the oceans - depending on the divisions, there are from three to five of them.
We distinguish oceans: Pacific, Atlantic, Indian, Southern, and Arctic. The basic ones are considere ...
Brain
The brain generates up to 80,000 thoughts a day.
That's over 3,000 thoughts per hour.
NASA
NASA employs over 17,000 people.
Its HQ—Mary W. Jackson—is located in Washington, D.C.
Titan
On October 15th, 1997, the Cassini-Huygens probe was launched towards Saturn, thanks to which Saturn, its rings, Titan, and Enceladus were examined.
The probe reached Saturn on July 1st, 2004, and six months later, on January 14th, 2005, the Huygens ...
Moon
The diameter of the Moon is 3474 km, which means it is approximately 1/4 of the diameter of the Earth.
NASA
In 1973 NASA launched the Skylab mission.
Its purpose was to set up the first American space station. Skylab successfully operated from May 14th, 1973 to July 11th, 1979, when it disintegrated into the atmosphere.
Mushrooms
Growing in North America, Europe and Asia, a fungus called Hydnellum peckii, secretes a red blood substance on a white hat.
The fungus is inedible, but unfailingly decorative.
Graphene
Another potential area of application of graphene is materials engineering.
Very high-quality graphene could be combined with other materials, e.g. rubber or plastics, which wo ...
Moon
The Moon moves around the Earth in an ellipse with an eccentricity of 0.0554, therefore its distance from the Earth varies from 363.104 km to 405.696 km.
The moment of maximum approach to the Earth is called perigee and the moment of greatest distance is called apogee.